The topic guiding this contribution is most easily described by the catchphrase “legal change”. It seeks to shed light on the interplay between courts and competition agencies and how they respond to changes in the environment while further developing the case law in an incremental manner. This article is an update of the survey published one year ago by Concurrences and discusses recent developments in cartel law from 2020 to 2021, both on a national and European level. Judicial review, for these purposes, refers to appeals against administrative decisions in cartel cases. The focus on a relatively short period of time should not obscure the numerous challenges to effective and secure judicial review which have emerged over the course of the past two years.